The Greek Festival will feature fauthentic Greek food, live Greek music and dance, and tours of downtown Greenville’s Saint George Greek Orthodox Cathedral through Sunday. The festival also includes a carnival playland for children, which includes facepainting and activities. Free tickets and a full schedule are available at www.greekforaday.com.

A free family block party is 6-8 p.m. Friday at the Verdae YMCA. The event includes barbecue dinners, games, a family fun run/walk, prizes, inflatables, chair massages and more. RSVP by emailing Lindsey at lsease@ymcagreenville.org.

Fresh Fridays on the Grand Lawn is 6 – 8 p.m. Friday at the Hartness – Grand Lawn, 3500 S. Highway 14, Greenville. Local farmers and artisans will display and sell an assortment of products. The event includes family-friendly entertainment and activities with no admission fee. For details, visit hartnessliving.com/fresh.

Starry Nights is Friday at Roper Mountain Science Center. Show times are 6, 7:30 and 8:45 p.m. at the T. C. Hooper Planetarium. The 6 and 7:30 p.m. feature will be “Perfect Little Planet.” The 8:45 p.m. feature will be “Exploding Universe.” The Daniel Observatory will also be open, weather permitting, for viewing through the 23-inch telescope. Visit www.ropermountain.org.

A Springtime Preschool Musical Hike is 11 a.m.-noon Friday at S.C. Botanical Garden. Multi-instrumentalist and children’s songwriter Rebecca Smith will lead a hike that includes short woodland trails, a duck ponds, children’s garden and Hunt Cabin. Registration is required. Visit www.facebook.com/events/ 1923000774629834.

“The Greatest Showman” will be screened for Movie Nights at Nettles Park in Clemson. Activities begin at 7:30 p.m. and include free popcorn. Visit www.cityofclemson.org.

The Children’s Museum of the Upstate will open its new Spartanburg location 10 a.m.-4 p.m. Saturday with free admission. A street festival on Magnolia Street, sponsored by the JM Smith Foundation, will coincide with the event, which will include museum tours, food trucks, games and giveaways for the public. The new museum is located at 130 Magnolia St. Visit www.tcmupstate.org.

See “Show Dogs” in a My Way Matinee sensory-friendly showing at 10:30 a.m. Saturday at Regal Hollywood Stadium 20 in Greenville. Lights will be brighter and sound will be lower than in traditional screenings. My Way Matinee screenings are fun for everyone, giving audiences the chance to sing, dance and shout during the film. Admission is $6.50 each plus tax. Learn more at www. regmovies.com/promotions/my-way-matinee.

East Link Academy will have a booth with children’s activities 3-6 p.m. Saturday at the North Main Spring Social at The Community Tap, 217 Wade Hampton Blvd. Representatives will be available to answer questions about the only Chinese-immersion free public charter school in the Upstate. Visit www.eastlinkacademy.org.

Saturday is Armed Forces Day at the Upcountry History Museum. Visit with Captain America. Free admission is offered to all active duty military and their families. For details, visit www.upcountryhistory.org.

A free Governor’s School for the Arts spring dance performance is at 7:30 p.m. Saturday and 2 p.m. Sunday at the Peace Center. Free tickets can be reserved online at peacecenter.org.

A free autism/special needs play group meets noon-1 p.m. Saturday at Pump It Up! The event is sponsored by The Shape of Behavior. RSVP to RSVP@shapeofbehavior.com.